Bump protobuf from 4.21.12 to 4.25.8

Bumps [protobuf](https://github.com/protocolbuffers/protobuf) from 4.21.12 to 4.25.8.
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Changelog](https://github.com/protocolbuffers/protobuf/blob/main/protobuf_release.bzl)
- [Commits](https://github.com/protocolbuffers/protobuf/commits/v4.25.8)

---
updated-dependencies:
- dependency-name: protobuf
  dependency-version: 4.25.8
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

requirements.txt

@@ -63,7 +63,7 @@ platformdirs==4.3.7
 pluggy==1.5.0
 pre-commit==4.2.0
 promise==2.3
-protobuf==4.21.12
+protobuf==4.25.8
 psutil==7.0.0
 pyarrow==19.0.1
 pygments==2.19.1